| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 19 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 13 |
| Front Brake excessively binding (1.2.1 (f)) | 12 |
| Registration plate issues | 8 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 7 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 5 |
| Rear Brake excessively binding (1.2.1 (f)) | 3 |
| Brake hose excessively deteriorated | 3 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 2 |
| Rear Brake grabbing severely rear brake off handle bar leaver (1.2.1 (c)) | 1 |
| Offside Front Wheel excessively damaged (5.2.2 (c) (i)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Horn not working (1.7.3a) | 1 |
| Central Front Lower Exhaust has a major leak of exhaust gases exhaust has corroded through (6.1.2 (a)) | 1 |
| Headlamp aim projected beam image obviously incorrect bulb incorrectly fitted (4.1.2 (c)) | 1 |
| Front Brake master cylinder leaking (1.1.10 (b) (ii)) | 1 |
| Front Brake lagging in operation (1.2.1 (d)) | 1 |
| Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Nearside Front Brake disc insecure (1.1.14 (a) (ii)) | 1 |
| Offside Front Brake disc insecure (1.1.14 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Headlamp light source and lamp not compatible (4.1.4 (c)) | 1 |
| Offside Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Nearside Front Wheel excessively damaged (5.2.2 (c) (i)) | 1 |
| Central Front Lower Steering linkage ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Nearside Rear Footrest insecure circlip missing replaced (6.2.12 (a)) | 1 |
| Central Lower Exhaust has a major leak of exhaust gases major leak of gases under sump of motorcycle, leak on collector pipes . (6.1.2 (a)) | 1 |
| Front Wheel spindle loose (5.2.1 (c) (i)) | 1 |
| Front Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Front Direction indicator incorrect colour both (4.4.3 (a)) | 1 |
| Rear Lower Suspension component pin or bush excessively worn excessive freeplay in paralever bearings (5.3.4 (a) (i)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Front Footrest insecure (6.2.12 (a)) | 1 |
| Offside Front Footrest insecure (6.2.12 (a)) | 1 |
| Rear Horn not working (7.7 (a)) | 1 |
| Front Brake fluid contaminated (1.8 (a)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Shock absorber likely to become detached (5.3.2 (a) (ii)) | 1 |
| Central Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Registration plate lamp issues | 1 |
| Central Front Brake disc insecure (1.1.14 (a) (ii)) | 1 |
| Rear Brake excessively binding pedal very stiff (1.2.1 (f)) | 1 |
| Front Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Roller brake test brake efficiency less than 27.5% overall (1.2.2 (a) (ii)) | 1 |